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Finding the Fourth Proportional to 311,111.01, 429,310.94 and 175,137.93

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Solution

The fourth proportional to 311,111.01, 429,310.94 and 175,137.93 is: 241,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,111.01 : 429,310.94 = 175,137.93 : x
  2. Step 2: Convert to fraction form
    311,111.01/429,310.94 = 175,137.93/x
  3. Step 3: Cross multiply
    311,111.01x = 429,310.94 × 175,137.93
  4. Step 4: Simplify right side
    311,111.01x = 75,188,628,482.26
  5. Step 5: Solve for x
    x = 75,188,628,482.26/311,111.01
  6. Step 6: Final answer
    x = 241,677.81

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